These Valentine's Day cards will be the oddest and most unique cards your sweetie ever got!

Become a genetic detective with this inquisitive life-science worksheet!

Practice your detective skills with this fun worksheet! Have your child go around the house and see how many things from the list they can find.

The narwhal is one unusual animal! Your child will learn about this horned sea creature through text and pictures.

This short nonfiction text will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words—and they'll have fun learning all about the life cycle of a chicken in the process!

These printable Valentine's Day cards are perfect for a kid who's in love with animals and science!

In this worksheet, students will read two different passages about the platypus. Kids will compare and contrast the passages, and identify the main ideas.

So what on earth is this funky creature? He is a Louisiana Pancake Batfish, one of several brand new species discovered within the past two years.

The Goliath birdeater is a spider that lives in South America. Your child will read a paragraph about spider before writing an opinion sentence.

The olm is a blind salamander that lives in Europe. Kids will learn how pictures help illustrate concepts with this life science worksheet.

These pictures have a lot to say! The animals in this worksheet don't talkÃbut they can tell you a lot about what they're like by the way they look.

Investigate the mystery of why two tomato plants developed so differently!

This multi-page worksheet provides an opportunity for kids to practice both their understanding of food webs and their reading comprension skills.

Help your child learn about facts and opinions. Kids will read statements about animals before determining whether each statement is a fact or opinion.

Learn about the effects of a real-life disease on marine ecosystems in this informative worksheet!

Learn about the animal practice of hibernation in this quick science worksheet.

What is the purpose of a narwhal tusk? Explore some interesting new findings about the narwhal, also known as the unicorn whale.

Students learn about the relationship between the structure and function of cell walls and cell membranes in this engaging life science worksheet!

Looking for a worksheet to help your kid with their science vocabulary? This printable will help him with biology.

Children learn about the food cycle in a rain forest as they color in a scene of snakes, butterflies, leopards, and other forest-dwelling creatures.

This cool worksheet prompts young biologists to research the functions of cell organelles labeled in the diagram.

Learners will discover a simple overview of the human muscle system in this introductory worksheet.

Here are listed a handful of natural resources, for kids to classify as renewable resources and nonrenewable resources.

Learn how sensory information is processed by the somatic and autonomic nervous systems with this engaging science worksheet! 

Discover how dolphins use sound to see in this fascinating worksheet!

Fact: This worksheet is about unusual animals from all over the world. Opinion: This is the best fact and opinion worksheet ever!

Explore the difference between natural and artificial selection with this engaging life science worksheet for middle grades!

Learn the importance of natural adaptations with this inquisitive activity!

Explore the anatomy, physiology, and overall function of the sensory nervous system with this life science worksheet!